Server : Apache System : Linux server2.corals.io 4.18.0-348.2.1.el8_5.x86_64 #1 SMP Mon Nov 15 09:17:08 EST 2021 x86_64 User : corals ( 1002) PHP Version : 7.4.33 Disable Function : exec,passthru,shell_exec,system Directory :  /proc/self/root/usr/share/graphviz/gvpr/

Upload File : current_dir [ Writeable ] document_root [ Writeable ]

/* Generate copy of topology of input graph
 * Replace names with numbers
 */
BEGIN {
int id = 0;
char* names[char*];

char* mapn (char* inname)
{
   char* s = names[inname];
   if (s == "") {
     s = id++;
     names[inname] = s;
   }
   return s;
}

}

BEG_G {
  graph_t g = graph ($.name, "U");
}
N { node (g, mapn($.name)); }
E { edge (node (g, mapn($.tail.name)), node (g, mapn($.head.name)), ""); }
END_G {
  write (g);
}